Lecture 6- circulation

Question 1

What are the two divisions for lymphatic drainage? Where does each drain to?

Answer 1

1. The right side of the head, neck, thorax and right arm
2. The rest of the body
3. This drains to the right lymphatic duct then the right subclavian vein
4. The rest of the body drains to the thoracic duct then to the left subclavian vein

Question 2

What are the total volumes of fluid filtered out of the capillaries per day? and the volume reabsorbed per day?

What happens to the unaccounted for volume?

Answer 2

24L/day filtered out

20. 4L/day reabsorbed
21. 6 L unaccounted for. This is found in peripheral tissues and collected by the lymph vessels and returned to the blood.

Question 3

What do these mean?

1. Axillary fossa
2. Popliteal fossa
3. Jugular
4. Brachium
5. Ilium
6. Femur
7. Tibia
8. Ulna
9. Radius

Answer 3

1. Armpit
2. Back of knee
3. Neck
4. Arm
5. Part of the hip bone (in pelvis)
6. Thigh bone - longest bone in body
7. Biggest bone in shin
8. Lower arm
9. Lower arm- furthest out in anatomical position

Question 4

What does the brachiocephalic trunk serve?

Answer 4

The arms and head

Question 5

What is the descending thoracic aorta?

Answer 5

Goes through the thoras, becomeing the abdominal aorta in the abdomen

Question 6

What do these serve?

1. internal carotid artery?
2. external carotid artery?

Answer 6

1. Brain
2. Face

Question 7

What are the 3 functions of the lymphatic system?

Answer 7

1. Drains ISF to maintain blood volume
2. Transports dietary lipid to blood
3. Protects against invasion- by immune response